In some cases, the Cable outlet will instead be an Ethernet outlet, which is a square port. If your modem and router are in the same unit, simply unplug the unit.
Some routers power lights will not blink and will instead display a different color when you plug them back in.
If you still can’t connect to Wi-Fi, you’ll need to perform a factory reset.
If your router and modem are part of a combination set, skip this step.
Again, if your router is part of a combination unit, skip this step.
If hard-resetting your router doesn’t solve your router’s problems, you’ll need to call the router’s customer support hotline for help in diagnosing and fixing the problem.